Ruby on Rails Developer jobs in County of Cardiff

Senior/Principal Consultant – Strategy & Feasibility Join WSP in the UK & Ireland as a Senior/Principal Consultant for the Strategy & Feasibility team focusing on Rail, Light Rail, Freight and Local Authorities. A Little Bit About Your Role We are looking for consultants to join the Rail Strategy and Feasibility team. You will provide strategic rail advice to external and internal clients,...

📍 Remote | Full-Time 👋 About Us Medify is a mission-driven EdTech company widening access to medicine and healthcare careers. Our platform supports thousands of learners preparing for high-stakes admissions exams, and our engineering team plays a critical role in delivering reliable, scalable, and high-quality learning experiences. Medify Engineering is a team of ten engineers across two...

A leading engineering company in Cardiff is seeking a Senior Engineer to lead a design team in delivering complex rail infrastructure projects. The successful candidate will oversee engineering solutions, mentor junior designers, and ensure projects meet quality, cost, and schedule requirements. Ideal for a civil engineering professional with experience in the rail sector. Join us to make a real...

Title: Senior Rail Systems and Design Integration EngineerWe are a leading provider of full life‐cycle engineering solutions for transport infrastructure. The OpportunityJoin our Consulting Rail division as a permanent Senior Rail Systems and Design Integration Engineer. We work on major UK programmes such as Northern Powerhouse Rail, Eastern Routes Partnership, and Cardiff Crossrail. Key...

What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as...

A leading services provider in the UK is looking for a Permanent QS/Commercial Manager to join their dynamic team in Cardiff. This role involves overseeing all commercial duties, collaborating with operations and finance to build strong client relationships, and supporting business development. The position offers a hybrid working model and allows you to work on significant infrastructure...

The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool development. We ensure the security...

About The Role Are you ready to shape the future of infrastructure across England & Wales? We are seeking an experienced professional to drive strategic growth, operational excellence, and team leadership in our infrastructure business. You will work with senior directors and national leaders to deliver impactful projects in Rail, Aviation, Highways, Utilities, Defence, and Energy. What You'll...

We’re partnered with a leading UK infrastructure and engineering contractor to recruit a Sustainability Manager for their Southern region. This is a company known for delivering complex rail, civils, and infrastructure projects - and for taking sustainability seriously, not as a tick‑box exercise but as a core part of how they operate. This role blends strategic influence, hands‑on leadership,...

Job Description Commercial Manager – Major Heavy Civil Engineering Programme (Client-Side) Location: UK Salary: Highly competitive package + pension + healthcare Employer: Major UK Infrastructure Organisation Pegasus Search & Selection is partnering with one of the UK’s most significant infrastructure organisations as they embark on a multi-billion-pound heavy civil engineering programme....

Hays Recruitment Recruitment Consultant Location: Cardiff Salary: £27,000 - £30,000 per annum + uncapped commission Hours: Mon-Fri, 40 hours per week Hybrid: After your initial training period you can choose to take advantage of our hybrid working policy. Your new role as a Recruitment Consultant: Client Growth: Foster lasting relationships, building and nurturing relationships with...

Overview Head of Hospitality/Pennaeth Lletygarwch role at Transport for Wales. Join to apply for the Head of Hospitality/Pennaeth Lletygarwch role at Transport for Wales. Direct message the job poster from Transport for Wales. At Transport for Wales we value diversity. It makes us stronger, helps us understand our customers better, make better decisions and be more innovative.Everyone's...

CCTV / Comms Installation & Commissioning Engineers - Permanent RolesSalary: £35,000-£40,000 per annum + overtime + vehicleLocation: UK-wide projects (Head Office in South Wales)We are seeking a motivated CCTV / Comms Installation & Commissioning Engineers to join a growing M&E/Telecommunications/Comms team delivering projects across rail, infrastructure, and commercial...

Technical Author (Contract, Outside IR35 – 6 Months)Location: CardiffRole OverviewWe are seeking an experienced Technical Author to support the creation, maintenance, and control of technical documentation across the full product lifecycle. This contract role will involve producing high-quality documentation to support product development, certification, manufacturing, and in-service support.You...

Site Agent (Rail)Cardiff£55k - £65k + packageOur client is a well-established civil engineering contractor operating across Wales, the English border counties, and the West of England. They deliver projects in infrastructure, highways & bridges, rail, utilities, water management, geotechnical works and more.Role PurposeAs Site Agent, you will lead and manage the on-site delivery of civil...

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact...

Hays Recruitment Recruitment Consultant Location: Cardiff Salary: £27,000 - £30,000 per annum + uncapped commission Hours: Mon-Fri, 40 hours per week Hybrid: After your initial training period you can choose to take advantage of our hybrid working policy. Your new role as a Recruitment Consultant: Client Growth: Foster lasting relationships, building and nurturing relationships with...

Rail Project Managers (All Levels)Requisition ID: 9249 Amey are a leading provider of full life‐cycle engineering, operations and decarbonisation solutions, for transport infrastructure and complex facilities. Working for us, you'll be delivering sustainable infrastructure solutions that enhance life and protect our shared future. Our people are driven by a set of strong values, based on...

Commercial Manager – Major Heavy Civil Engineering Programme (Client-Side) Location: UK Salary: Highly competitive package + pension + healthcare Employer: Major UK Infrastructure Organisation Pegasus Search & Selection is partnering with one of the UK’s most significant infrastructure organisations as they embark on a multi-billion-pound heavy civil engineering programme. This long-term...

Hays Recruitment Recruitment Consultant Hours: Mon-Fri, 40 hours per week Hybrid: After your initial training period you can choose to take advantage of our hybrid working policy. Your new role as a Recruitment Consultant: Client Growth: Foster lasting relationships, building and nurturing relationships with clients while actively pursuing new business opportunities. Understanding client...